A lost receiver creates two questions: which receiver family the device uses and whether that exact model supports pairing with a replacement. A similar USB plug or the same wireless frequency does not answer either one. Start with the peripheral's model and manufacturer markings.
Keep Bluetooth as a separate documented possibility if the device supports it. Do not infer Bluetooth from the fact that it was wireless, and do not assume a receiver is replaceable merely because it can be unplugged.
Identify the family from evidence
Record the model number on the device, its relevant logo or marking and the official support page. Logitech's guidance explains how to identify Unifying and Logi Bolt markings. Its receiver comparison explicitly says Bolt and Unifying are different systems and are not interchangeable pairing families.
| Evidence result | Classification | Next action |
|---|---|---|
| Exact model explicitly supports a listed replacement | Supported in the stated conditions | Follow that model's official pairing steps |
| Official source says the candidate family is incompatible | Unsupported candidate | Do not buy it as a substitute |
| Model or replacement support not identified | Unconfirmed | Ask manufacturer with model and markings |
A generic “2.4 GHz receiver” description is not a compatibility list. Preserve the exact family name and the model-specific replacement conditions.
Work through a family mismatch
For a hypothetical device identified by its official documentation as Unifying-compatible, a Bolt receiver is not a substitute simply because both connect over USB. The cited family restriction is enough to reject that candidate. It is not enough to declare every receiver with an orange marking compatible with every unknown device; the exact device support still needs evidence.
If the original device's model cannot be identified, leave the outcome unconfirmed. A photograph or serial detail can be supplied to the manufacturer through its own support process, but this guide does not contact anyone or access an account for you.
Separate purchase support from pairing results
Once the official replacement is identified, use only the manufacturer's instructions and any current software conditions. A supported purchase plan is not a claim that pairing has already succeeded. Do not invent a reset sequence for an undocumented device.
Save the exact replacement model and source with the peripheral record. That small note prevents the same uncertainty after the next move or equipment reset. This is a compatibility lookup workflow, not a receiver test or an endorsement of a generic replacement marketplace.
Sources and scope
Official documentation checked October 17, 2026. The exact models, versions and conditions below matter.
- Logitech: Bolt and Unifying receiver differences — Logi Bolt and Unifying are distinct receiver systems and cannot be paired interchangeably.
- Logitech: identify Unifying or Logi Bolt — Use the relevant device/receiver markings and model documentation to identify the family.